Amtrol OWB Series - Manual (Page 34)

Boiler Jacket Assembly
48
26A
25 26 Sight
Class
Assy
33 60
86
38
94
36
43
18
93
41 18
40
Figure 31. OWB-35 and OWB-50 Assembly Detail
OWB-35 and OWB-50 Jacket Installation Instructions
1. Screw the four extension setscrews (43) into the four outer holes in the corners of
the rear sections. Securely tighten the setscrews and other fastening bolts of the
flue outlet cover (22)
2. Place the large wraparound insulation mat (40) over boiler block (aluminum foil
side facing out).
3. Place smaller piece of insulation on top of wraparound insulation. This will
provide double thick insulation on top of the boiler block.
4. Remove flue collector clean-out covers (62)
5. Push the two smaller pieces of insulation (60) onto the flue collector (22) so that
the four extension setscrews (43) protrude through the insulation.
6. Attach rear jacket panels (36) and (38) to the two extension screws(43) using the
M6x10 pan head screws. Screw the rear panels together in the center using sheet
metal screws provided. Reattach the clean-out covers.
7. Place right and left side panels (93) (94) into the factory mounted hinge bracket
(18) and hook into the rear panels (36) (38).
34
Installation, Operation, And Service Instructions